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MeSign Service Editions Introduction

1. Email encryption and digital signature services

Email encryption and digital signature services provide users with 4 different edition services: Basic Edition, Basic Plus Edition, Professional Edition, and Professional Plus Edition. At the same time, it is divided into personal service and business service according to the different user types. There are free services and charged service. The specific differences are:

  1. (1) Basic Edition:
    Provide users with basic-level email encryption and digital signature services. It is completely free forever and automatically configures the MeSign trusted V1 signing certificate and encrypting certificate that only contents email address.
  2. (2) Basic Plus Edition:
    One publicly trusted Vp Email Certificate is added to the Basic Edition. MeSign APP will use this certificate to digitally sign emails by default, then other email clients will display “The digital signature is trusted”. This certificate can be exported to be used in other email clients.
  3. (3) Professional Edition:
    The user’s identity validation service is added to the Basic Edition. After the validation is completed, the MeSign trusted V2/V3/V4 signing certificate and encrypting certificate containing the user’s identity information are automatically configured for free.
  4. (4) Professional Plus Edition:
    One or more publicly trusted Vp Email Certificates are added to the Professional Edition. MeSign APP will use this certificate together with V2/V3/V4 signing certificate to digitally dual-sign emails, then MeSign APP will display the user’s identity information, and other email client will display “The digital signature is trusted”.

2. Document e-signature and encryption services

Document e-signature and encryption services provide users with three different service editions: Basic Edition, Professional Edition, and Professional Plus Edition. At the same time, they are divided into personal service and business service according to different user types. The specific differences are:

  1. (1) Basic Edition:
    Only provide users with Adobe's global trusted PDF signing certificate with USB Token for digital signature. Document digital signature service is not included. Users can use the digital signature function provided by Adobe Reader to use this certificate digitally sign PDF documents.
  2. (2) Professional Edition:
    Provide users with Contract E-signature Services. User can use MeSign APP to initiate contract signing, sign process control and management, and sign contracts. And provide users and contract signers with Adobe global trusted PDF signing certificate, this certificate is stored securely in MeSign Key Management System in the cloud for users to call on demand. There is no limit to the number of initiating contracts signing and signing contracts including the free timestamping service.
  3. (3) Professional Plus Edition:
    In addition to the Professional Edition, the Document D-signature Service is added. Users can use MeSign APP to digitally sign PDF documents locally using Adobe trusted PDF signing certificate, provide single document signing and encryption services, and multi-party co-signing service. The number of digital signatures for PDF documents is unlimited including the free timestamping service.